// JavaScript Document
function check_browser() {
    Opera = (navigator.userAgent.indexOf("Opera", 0) != -1) ? 1 : 0;
    MSIE = (navigator.userAgent.indexOf("MSIE", 0) != -1) ? 1 : 0;
    FX = (navigator.userAgent.indexOf("Firefox", 0) != -1) ? 1 : 0;
    if (Opera)
        brow_type = "Opera";
    else if (FX)
        brow_type = "Firefox";
    else if (MSIE)
        brow_type = "MSIE";
    return brow_type;
}
